baber/WOPTO huggingface dataset:
Patent DE-1960537-A1 (DE)
Title: Storage container for radioactive specimens
Inventor: RUHRIG ALFONS
IPC: G21F5/015
Filed: 1969-12-03
Abstract: The various substances are contained in thin walled open topped cans arranged in a ring within a thick walled hollow cylinder of shielding material standing on a thick shielding base plate and with a rotatable thick shielding cover with a number of stoppered openings corresponding to the number of cans. Index marks on cover and cylinder show the position of the cans.
Patent DE-2015917-A1 (DE)
Title: Moulding compounds for gramophone recordsmfe
IPC: C08L27/06
Filed: 1970-04-03
Abstract: Moulding compound for gramophone records mfe. Compounds based on vinyl chlorie/vinyl acetate copolymers contain 2 to 30 wt.% vinyl chloride/fumaric acid diester copolymer and/or vinyl chloride/maleic acid diester copolymer or corresponding copolymer. Usual additives may be present. Cpds. are easily compounded and homogenised even on relatively weakly compounding machines e.g. single-screw extruders. Used in mfe of high quality gramophone records.
Patent DE-2022943-A1 (DE)
Title: Spin - drawing polyamides, polyesters and - polyolefins, to non-woven fabric
Inventor: MICHELS DIPL-CHEM CHRISTOPH
IPC: D04H3/16
Filed: 1970-05-12
Abstract: Polymers or their derivs. are melt spun through parallel spinneret hole rows and pass over two parallel guide bars which also act as drawing elements, and are united into a yarn sheet and drawn off. The yarn sheet is taken up and transported by two high-speed, highly uniform gas or steam streams, so that they remain parallel in the transport direction and are laid with opposite overlapping on an underlay, to form an entangled fibre web.
Patent DE-2056104-A1 (DE)
Title: Pile dyeing - with vibrators to shake dye particles deeply into the pile
IPC: D06P5/20
Filed: 1970-11-14
Abstract: After the paste or powder dye has been applied to the pile fabric or carpeting, the material is held across its width to be spread out, and passed through vibration plates or an ultrasonic unit. The vibration imparted to the material shakes the particles into the pile, the degree of vibration being adjustable according to the nature of the material and the dye.
Patent DE-2057805-A1 (DE)
Title: Wheel type glass cutter for thick plate - glass
Inventor: SHUKURI KYOICHI
IPC: C03B33/10
Filed: 1970-11-24
Abstract: Wheel type glass cutter for the cutting of plate glass having a thickness of 8 mm or more should have a cutting wheel with a diameter of 8-20 mm pref. 10-15 mm and the edge should have an included angle of 125-155 degrees pref. 135-155 degrees.
Patent DE-2106954-A1 (DE)
Title: Dicing machine - with pressure feed drive for meat bacon sausage etc
IPC: B26D3/18
Filed: 1971-02-13
Abstract: The drive piston is operated by a hydraulic ram with variable thrust whose hydraulic power is derived from an intermittent, positive displacement pump driven by a crank from the shaft carrying the cut off knife which follows the knife gratings in the cutter head. To regulate the thrust, the output of the pump passes simultaneously to a pressure line feeding the ram and to a bleed, flow regulator valves being fitted in the bleed only or in the bleed and the main pressure line.
Patent DE-2121041-A1 (DE)
Title: Edge welding plastic sheets - of large area in restricted space
IPC: B29C65/00
Filed: 1971-04-29
Abstract: Appts. for joining the edges of plastic sheets comprises a seaming tool, esp. a welding tool, and a guide surface alogn which the sheets are advanced; this guide surface, viewed transversely to the seam direction, is composed of portions of alternating direction. Pref., these portions include convex and/or concave and/or straight-line sections, e.g. the transverse cross-section of the guide surface may be undulating or corrugated. In the direction of teh seams, the generatrices of the guide surface are pref. all parallel. This form of guide surface permits a folded arrangement of the sheet during welding, thus considerably reducing the floor space required.
Patent DE-2123430-A1 (DE)
Title: Viscosity index improvers - for partly-synthetic multi-range oils, contg polymers dissolved in diesters
IPC: C10M111/02
Filed: 1971-05-12
Abstract: Partly-synthetic engine oils contg. >10 wt.% aliphatic diesters of viscosity 3-5 cS at 100 degrees C, and polymers to improve the viscosity index, in which the polymer is added as a soln. of aliphatic diesters of above viscosity. Internal cleanliness of engines, esp. diesel engines is improved by use of diesters instead of mineral-based spindle oil as solvent.
Patent DE-2129451-A1 (DE)
Title: Steam-fixing dyed textiles - partic printed synthetic fibres so as to prevent haze formation on pile tips
IPC: D06B17/06
Filed: 1971-06-14
Abstract: Dyes applied to widths of textile materials are fixed by steam-treatment in a steamer through which the material is passed in loops. Prior to steam-fixing the material is preheated just before entering the steamer and this is effected pref. by steam impinging on the underside of the textile material. The method is partic. useful in steam treating synthetic fibre materials which cannot be effectively preheated on contact rollers to prevent haze formation caused by dye dilution in pile tips.
Patent DE-2152440-A1 (DE)
Title: Soot free steel carburizing system - with automatic control of carbon potential of gas and soot threshold
Inventor: NEUMANN FRANZ DR
IPC: C23C8/22
Filed: 1971-10-21
Abstract: In a soot-free carburising system for steel, a signal is composed for the soot threshold of the carbon potential from the measurements of the CO2- and/or CO-content and of the steel temp. This is compared with a signal for the carbon potential. A control signal to restrict or cease the supply of the hydrocarbon component in the carburising gas is given when the signal for the carbon potential is at least equal to the signal for the soot threshold.
Patent DE-2153151-A1 (DE)
Title: Yeast-fermentable starch prepd by bacteria alpha-amylase - activity on raw materials for beer and spirits
Inventor: GRAMPP EKKEHARD DR
IPC: C12P19/14
Filed: 1971-10-26
Abstract: Yeast-fermentable starch products are prepd. by action of amylolytic enzymes on initial mixtures of beer and spirit mfr. by using, as amylolytic enzyme, opt. together with other amylases, an enzyme prepn. which has an amylase activity based entirely or mainly on a heat-labile bacteria alpha-amylase content and which (a) loses >75% of its activity at 70 degrees C also in the presence of Ca ions and starch within 30 min., (b) loses 10% of its activity at 40 degrees C in an aq. soln. of tetra- Na ethylenediamine tetra-acetate within 30 min., (c) forms >50 (>65)% fermentable sugar, calc. on initial starch, within the time that starch is degraded up to non-occurrent of I2-starch reaction and (d) has optimum activity against starch at 30 degrees C at pH 5.3-5.5. Pref. enzymes are prepd. from culture liquors of Bacillus subtilis.
Patent DE-2157217-A1 (DE)
Title: Magnetic separator - utilising supraconducting coil magnet
Inventor: KUHLMANN-SCHAEFER WILHELM DIPL
IPC: B03C1/0355
Filed: 1971-11-18
Abstract: Magnetic separator, partic for sepg. particles of lower magnetic susceptibility comprises a magnet and a transport device which moves the material to be sepd. into the field of this magnet and there releases it downwardly while the field bends away from the path of free fall. The magnet is a 'supra conducting' magnet formed only by a coil, pref. elongated and having a saddle-shaped profile in a vertical plane.
Patent DE-2165329-A1 (DE)
Title: Fast nickel plating - using a nickel salt acid electrolyte
IPC: C25D5/08
Filed: 1971-12-29
Abstract: The anode employed has a surface consisting mainly of Ni, Pt-plated Ni, Pb or a Pb-alloy contg. a little Sn. The aqs. electrolyte consists of a soln. of Ni-sulphate, -sulphamate, -fluoride, -chloride, -bromide, -iodide, -fluoborate, -fluorsilicate, -phosphate or -phosphite or a mixt. of >=1 of these and an acid, which contains a sulphate-, sulphamate-, fluoride-, chloride-, iodide-, fluoborate-, fluorsilicate-, phosphate-, phosphite-, or borate-ion or a mixt, of >=1 of these. A pH-value of ca. 0.5, a temp. between room and boiling temp. in the electrolysis zone and a current density between 0.155 and 15.5 A/cm. is used and turbulence is maintained near the cathode. Pref. a gap between 0.25 and 15.2 cm is maintained between anode and cathode. The process is fast and permits close control of physical props. of deposits.
Patent DE-2205638-A1 (DE)
Title: Vinegar production - by alcohol fermentation in vessel with varying fermentation conditions
Inventor: GREENSHIELDS RODERICK NORMAN D
IPC: C12J1/10
Filed: 1972-02-07
Abstract: Alcohol is fermented to produce vinegar by continuously introducing an aqs. soln. of alcohol into a vertical fermentation vessel so that the soln. flows upwards in the presence of micro-organisms which bring about the fermentation while an O2-contg. gas is introduced into the soln. When a steady state is reached the concn. of alcohol in the lower parts of the vessel is greater than that in the upper parts and the concn. of acetic acid in the upper parts is greater than in the lower parts.
Patent DE-2211307-A1 (DE)
Title: Fabricating extruded plastic tubing - with close thickness control
Inventor: MUEHLENHOFF HEINRICH
IPC: B29C49/42
Filed: 1972-03-09
Abstract: After emerging from the extruder the plastic tubing is gripped by a pair of devices fitted with side holes connected to a vacuum, so as to hold the tubing firmly. The tubing is then heated or cooled at bands or areas by means of hot/cold air jets or irradiation and blow moulded. Upon inflation, heated areas expand more and have a thinner wall. Ther arrangement is connected to automatic systems, to give easy and complete control by the operator.
Patent DE-2247122-A1 (DE)
Title: Industrial frying plant - for chips, crisps, etc operates continuously giving uniformly cooked product
Inventor: MARCELISSEN FRANS
IPC: A23L5/10
Filed: 1972-09-26
Abstract: The raw potato pieces, either square cut chips or thin crisps, are fed in via a chute into one end of a rotating perforated drum with integral spiral worm and stirrer blades on the inside wall, the latter being necessary only at the end nearest the inlet. The drum is within a heated over chamber and its lower edge dips into a hot fat bath at the lower part of the chamber. Ejector blades fixed to the inside wall of the drum at the outlet end deliver the cooked product onto e.g. a conveyor belt. The pitch of the worm is coarser at the first third of the drum than over the remaining length. Clogging of the potato pieces into larger lumps is prevented and prod. is more uniformly cooked and browned than with conveyor belt type continuous frying plant.
Patent DE-2326489-A1 (DE)
Title: Metal cpds. of synthetic polymers as catalysts - in homogeneous soln., of acid- or base- catalysed reactions
Inventor: BAYER ERNST PROF DR
IPC: C08F4/00
Filed: 1973-05-24
Abstract: Synthetic, high-mol. metal cpds. sol. in the reaction medium are used as catalysts and are sepd. during or after the reaction from the lower-molecular starting and reaction prods. The catalysts are formed before or during the reaction from metal-binding polymers and metal salts, metals or metal complexes, and pref. have mol. wts. of >=5000. The metals or metal ions are pref. those of sub-gps. I or VIII, Al, Ti, V or Hg. They are suitable for use in oxidation, reduction, addition onto multiple bonds, carbonylation, isomerisation, polymerisation, hydrogenation, hydroformylation and cyclisation reactions, giving the advantages of homogeneous reaction combined with ready sepn. from the prods.
Patent DE-2333131-A1 (DE)
Title: Kettle with filler opening insert - latching water-tight connection between parts preventing corrosion
Inventor: BEHNISCH ROLAND
IPC: A47J27/21
Filed: 1973-06-29
Abstract: The upper edge of the kettle shell is inwardly inclined and is covered at the top by the insert member which has the large filling opening and is designed to receive the lid. The outer shell and spout are made of enamelled steel and the insert member of stainless steel. A peripheral groove in the insert, has three water outlet openings at the bottom. The outer upright side wall of the groove runs into a plane peripheral portion which rests on the inclined edge of the kettle shell. The insert has locking projections which project over the end of the inwardly inclined edge of the kettle shell so that the insert member can be connected to the latter without any danger of chipping the enamel. A rubber sealing ring is clamped in the free space between the upright side wall of the groove and the inwardly inclined edge of the kettle shell to prevent water penetrating the joint between the kettle and insert.
Patent DE-2338744-A1 (DE)
Title: Recirculating filter for cleaning room air - has viscous elements dipping into container and projecting into air stream
Inventor: SEISS HANS
IPC: F24F8/00
Filed: 1973-07-31
Abstract: The filter has a rectangular housing ith an entry at one end and discharge louvres at the opposite end. A fan at the entry end blows air through the housing. In the bottom of the housing is a container filled with filter liquid and having a cover. Filter elements project through the cover and contain filter material which absorbs the liquid by capillary action so that the upper part of each element which is in the air stream is kept soaked in filter liquid.
Patent DE-2339215-A1 (DE)
Title: Demountable cast iron lining insert for open fireplaces - has pins in baseplate grooves to locate side plates
Inventor: KERSTING EDWARD DIPL ING
IPC: F24B1/195
Filed: 1973-08-02
Abstract: The lining has a base plate with a pivoting flap in an ash pit. The base plate has vertical ledges along the sides and back which leave a groove between them and the side plates and back plate fit into these grooves. Each of the two side grooves has a pin across it and each side plate has a notch at its bottom. The notch fits over the pin locating the side plate and preventing it from sliding forward. The pins can be cast integrally with the base plate and ledges.
Patent DE-2353486-A1 (DE)
Title: Electric blower control for motor vehicles - has variable circuit arrangement affecting blower motor supply and exposed to constant current supply
Inventor: VOLZ WOLFGANG
IPC: B60H1/00
Filed: 1973-10-25
Abstract: Control for an electric motor driven blower of a vehicle passenger compartment ventilation system especially with a radial blower wheel with blades curved forwards in the direction of rotation and with a variable circuit arrangement which effects the electrical energy supply to the blower motor. The circuit is exposed to a constant current supply of the blower motor according to the amount of its adjustment. A variable current limiter is used as the active component of the circuit arrangement and this can be adjusted in stages or steplessly.
Patent DE-2359156-A1 (DE)
Title: Fast wide angle photographic lens - with correction of higher order aberrations using relatively low power elements
Inventor: GLATZEL ERHARD DR PHIL
IPC: G02B13/06
Filed: 1973-11-28
Abstract: The lens comprises seven components with a diverging lens, a converging lens and a further positive lens on the image side of a diaphragm and two groups each consisting of a diverging meniscus element and a converging element. A highly converging air lens is located between these two object side groups. The sum of the surface powers of the surfaces adjacent to this air lens is such that the quotient of the air lens power divided by the sum of the paraxial surface powers of the two divergent meniscuses is >= 0.708 but = 1.713.
Patent DE-2359683-A1 (DE)
Title: Woven floor covering mfg - has plastic weft strips with softened ends to be pressed into fabric edge
Inventor: WIKSTROEM KARL ERIK
IPC: D03D47/50
Filed: 1973-11-30
Abstract: The system to use a plastic strip as the weft in developing carpets, and other woven floor coverings, uses heat to soften the ends of the weft strips for them to be pressed by PTFE-coated surfaces into the edge of the fabric. The system allows the use of a shuttleless loom to manufacture the fabric, and ensures that the edges of the material are sealed and bonded.
Patent DE-2361530-A1 (DE)
Title: Remote control signal evaluation cct - signal duration is modulated in accordance with signal to be transmitted
Inventor: STRECKENBACH WULF-CHRISTIAN
IPC: H03J1/22
Filed: 1973-12-11
Abstract: The circuit has an oscillating device delivering a number of pulses corresponding to the remote control signal duration. By rectification and filtering of the remote control signal a d.c. voltage is derived which charges a reservoir capacitor. The capacitor voltage is applied to a threshold circuit whose output voltage has a first value when the input voltage exceeds a first threshold, and a second value when it falls below a second threshold. The threshold circuit output is connected to the control input of a regulator circuit in the capacitor charge and discharge path for oscillation generation. The threshold circuit is a Schmitt trigger with hysteresis; and the controllable circuit consists of a transistor collector-emitter path, to whose base the threshold circuit output voltage is applied.
Patent DE-2363807-A1 (DE)
Title: Groove miller for walls and ceilings - driven from electric hand drill
Inventor: KLANN GEB KRAUSS MARGARETE
IPC: B28D1/18
Filed: 1973-12-21
Abstract: Wall groove miller for automatic milling of walls and ceilings has an electric drive via an electric hand drill. Preferably the drive is via a drive rod with crown gear-wheel. More partic. laborious chiselling is no longer required for e.g. laying cables. A uniform depth is obted., and can be altered by changing the milling cutters. The appts. will fit any drill chuck. The amt. of work is reduced by a factor of 8. The miller could also be provided with a vacuum cleaner, which could be connected via the cavity of the handle. The milling head is provided with a square spindle which has a steel spring, and the two associated driving wheels have a floating spindle.
Patent DE-2364260-A1 (DE)
Title: Washing centrifuge for suspensions - has conical damming sections on inner face of drum swept by sepd. material
Inventor: HULTSCH GUENTHER
IPC: B04B7/18
Filed: 1973-12-22
Abstract: Washing centrifuge for suspensions has a drum which widens toward the discharge end and over whose inner surface the material slides owing to centrifugal force. Elements for infeed of wash liq. produce liq. streams directed against the inner surface of the drum. The inner face of the drum swept by the sepd. material has conical damming sections, whose angle of opening is smaller than the angle of repose of the solids fraction, contg. residual moisture, of the sepd. material. Pref. measuring devices determine the density of material deposited on the drum inner face, and produce regulating pulses to control the infeed of wash liq. The centrifuge permits continuous, controllable centrifuging and washing.
Patent DE-2400563-A1 (DE)
Title: Procedure for embedding temperature sensors in metal - has metal block plastically deformed around thermocouple and subsequently machined
Inventor: FRIEDRICH KARL-HEINZ
IPC: G01K1/14
Filed: 1974-01-07
Abstract: A block of metal has a counterbore in which there is inserted a thermocouple comprising an inner wire joined to the closed end of a cylindrical outer metal sheath. The space between the wire and the sheath is filled with a rigid material and the metal block is squeezed in a die by means of a ram so that the metal plastically deforms around the thermocouple. The metal block is subsequently withdrawn from the die and cut so that the thermocouple junction lies at the cut surface. Precise location of the junction and avoidance of damage during construction are avoided.
Patent DE-2415233-A1 (DE)
Title: Electromagnetic pickup for travelled distances - consists of winding carrying element into which movable core is inserted
Inventor: KOCH WILHELM DIPL ING
IPC: G01D5/20
Filed: 1974-03-29
Abstract: The winding is connected to a circuit which converts the travelled distance into an electric quantity and displays it. The element consists of magnetically soft parallel bars with the winding uniformly spread over their whole length. The magnet core can move along between the bars. The electric circuit consists of an integrator, a pulse generator and a pulse counter; or the circuit consists of two integrators operating in turns, followed by a comparator whose output voltages apply to the counter a positive or a negative pulse, depending on the direction of the motion. The travelled distance can be given as analogue or incremental values.
Patent DE-2418132-A1 (DE)
Title: Heat exchanger, esp. motor vehicle radiator - side supports are fastened via dove-tailed recesses in the block
Inventor: LORENZ KLAUS
IPC: F28F1/32
Filed: 1974-04-13
Abstract: The radiator consists of pipes, and a ribbed block, with water tanks parallel to the last rib; and side sections at opposite rib ends. The side edges of the ribs have dovetailed aligned cut-outs, which form a continuous groove in the block. Fasteners for the side sections engage into the groove. The side sections may have lugs, for engagement. The lugs may be provided with teeth, to engage with the ribs. Spring steel bridge shaped clips may be used to join various block sections together.
Patent DE-2422169-A1 (DE)
Title: Medium freq machine - has excitation windings coils held by flanges fixed to prismatic holders mounted inside housing
Inventor: APSIT WOLDEMAR WOLDEMAROWITSCH
IPC: H02K3/46
Filed: 1974-05-08
Abstract: The medium frequency machine has its excitation winding consisting of rigid circular coils held by fixing pieces between the toothed rotor's laminar packets. The fixing pieces consist of prismatic holders (26) around the inside surface of the machine's housing (1). The holders support flanges (20) carrying the coils (18) such that the excitation winding is fixed in both a radial and an axial direction. Each flange consists of a plate with a central opening and a series of small holes around its circumference to fix it to the holder. Slots are cut into the flange to allow cooling air to flow through.
Patent DE-2424507-A1 (DE)
Title: Conveying plant for delivering piece goods - has two parallel conveyors fitted with stowing device and end switch
Inventor: NITSCHKE JOACHIM DIPL ING
IPC: B65G47/29
Filed: 1974-05-20
Abstract: The plant includes two parallel conveyors on which the piece goods are stowed and downwards inclined sliding rails adjoining the delivery end of the conveyors. The inclined rails are fitted with an end switch by which the conveyors are stopped when it is activated by the goods. The delivery end of the conveyors is fitted with a stowing device which when closed prevents the goods being transferred on the inclined rails when the conveyors are running. The conveying surface of the conveyors is formed by endless V-belts with top surface coated with plastic to facilitate easy sliding of the goods.
Patent DE-2427146-A1 (DE)
Title: Electronic switch for installation systems - has reed contact acting as store for holding information on switch state
Inventor: POHL JOACHIM
IPC: H03K17/24
Filed: 1974-06-05
Abstract: There are one or two supply wires and one output wire, and the switch consists of a touch surface through which, when touched, a small a.c. current flows; it is connected to a preamplifier followed by a switching amplifier controlling a triac triggering circuit. The reed contact represents a holding store in the above triggering circuit; this system is used for control of lighting circuits; the reed contact also controls a two-part switching amplifier, whose one part can be connected for disconnected, thus reversing current in the excitation coil; the use of the reed contact eliminates any change of state in case of supply voltage failure.